What Does Antioxidants Mean Definition

Known as free radical scavengers according to the NCI antioxidants effectively neutralize the free radicals that cause this oxidative stress the anti in. A term used to describe the effect of oxidation in which an abnormal level of reactive oxygen species ROS such as the free radicals eg.

Antioxidants The Nutrition Source Harvard T H Chan School Of Public Health

Antioxidants such as vitamin C and vitamin E prevent free radicals from oxidizing cells.

What does antioxidants mean definition. Hydrogen peroxide lipid peroxide lead to damage called oxidative damage to specific molecules with consequential injury to cells or tissue. Medical Dictionary for the Health Professions and Nursing Farlex 2012. A substance that reduces damage due to oxygen such as that caused by free radicals.

ˌæntiˈɑksɪdənt ˌæntɑɪ- a chemical substance that prevents or slows down the damage that oxygen does to organisms or to food. Any of various substances as beta-carotene vitamin C and alpha-tocopherol that inhibit oxidation or reactions promoted by oxygen and peroxides and that include many held to protect the living body from the deleterious effects of free radicals. Well-known antioxidants include enzymes and other substances such as vitamin C vitamin E and beta carotene which are capable of counteracting the damaging effects of oxidation.

Free radicals are byproducts of digestion and toxins found in the environment that may contribute to serious health problems like cancer and heart disease. Antioxidants are molecules that fight free radicals in your body. Medical Definition of antioxidant.

A substance that protects cells from the damage caused by free radicals unstable molecules made by the process of oxidation during normal metabolism. Oxidation is a chemical reaction that transfers electrons or hydrogen from a substance to an oxidizing agent. Because free radicals lack a full complement of electrons they steal electrons from other molecules and damage those molecules in the process.

In turn these radicals can start chain reactions. Thats where antioxidants come in. Oxidation reactions can produce free radicals.

Hydroxyl nitric acid superoxide or the non-radicals eg. Antioxidants are elements such as vitamins A C and E that counteract the damage caused by free radicals and help protect your healthy cells. Any substance that inhibits oxidation as a substance that inhibits oxidative deterioration of gasoline rubbers plastics soaps etc.

The definition of an antioxidant is something that prevents or repairs damage that has been done to the body by oxidation. An example of an antioxidant is Vitamin A. An antioxidant is a substance such as vitamin E vitamin C or beta-carotene thought to protect body cells from the damaging effects of oxidation.

Vitamin Cs antioxidant activity may help boost immune function and. Free radicals are the molecules that contain unpaired. Antioxidants Naturally occurring or synthetic substances that inhibit or retard the oxidation of a substance to which it is added.

Antē-oksi-dănt Any substance that may prevent organ damage by scavenging free radicals including catalase glutathione peroxidase superoxide dismutase and vitamins A C and E. They counteract the harmful and damaging effects of oxidation in animal tissues. How to pronounce antioxidants.

An antioxidant is capable of preventing the oxidation of cells. Free radicals may play. An enzyme or other organic substance as vitamin E or beta carotene that is capable of counteracting the damaging effects of oxidation in animal tissues.

Free radicals are compounds that can cause harm if their levels become too high in your body. Antioxidant is a general term for any compound that can counteract unstable molecules called free radicals that damage DNA cell membranes and other parts of cells. According to the National Institutes of Health antioxidants are vitamins and other nutrients that help protect your cells from the damaging effects of free radicals 1.

An antioxidant is a molecule that inhibits the oxidation of other molecules.

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